FR2781570B1 - Dispositif de detection des defauts superficiels de bandes metalliques en defilement - Google Patents

Dispositif de detection des defauts superficiels de bandes metalliques en defilement

Info

Publication number
FR2781570B1
FR2781570B1 FR9809272A FR9809272A FR2781570B1 FR 2781570 B1 FR2781570 B1 FR 2781570B1 FR 9809272 A FR9809272 A FR 9809272A FR 9809272 A FR9809272 A FR 9809272A FR 2781570 B1 FR2781570 B1 FR 2781570B1
Authority
FR
France
Prior art keywords
surface defects
metal strips
detecting surface
threaded metal
threaded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9809272A
Other languages
English (en)
Other versions
FR2781570A1 (fr
Inventor
Patrick Vanhee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sollac SA
Original Assignee
Sollac SA
Lorraine de Laminage Continu SA SOLLAC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sollac SA, Lorraine de Laminage Continu SA SOLLAC filed Critical Sollac SA
Priority to FR9809272A priority Critical patent/FR2781570B1/fr
Priority to US09/342,237 priority patent/US6232617B1/en
Priority to EP99401631A priority patent/EP0974833A1/fr
Priority to CA002277935A priority patent/CA2277935A1/fr
Priority to BR9902830-1A priority patent/BR9902830A/pt
Priority to JP11206246A priority patent/JP2000046752A/ja
Publication of FR2781570A1 publication Critical patent/FR2781570A1/fr
Application granted granted Critical
Publication of FR2781570B1 publication Critical patent/FR2781570B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901—Optical details; Scanning details

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
FR9809272A 1998-07-21 1998-07-21 Dispositif de detection des defauts superficiels de bandes metalliques en defilement Expired - Fee Related FR2781570B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9809272A FR2781570B1 (fr) 1998-07-21 1998-07-21 Dispositif de detection des defauts superficiels de bandes metalliques en defilement
US09/342,237 US6232617B1 (en) 1998-07-21 1999-06-29 Apparatus for detecting surface defects on running metal strip
EP99401631A EP0974833A1 (fr) 1998-07-21 1999-07-01 Dispositif de détection des défauts superficiels de bandes métalliques en défilement
CA002277935A CA2277935A1 (fr) 1998-07-21 1999-07-20 Dispositif de detection des defauts superficiels de bandes metalliques en defilement
BR9902830-1A BR9902830A (pt) 1998-07-21 1999-07-20 Dispositivo de detecção dos defeitos superficiais de cintas metálicas em passagem
JP11206246A JP2000046752A (ja) 1998-07-21 1999-07-21 走行中の金属ストリップの表面欠陥検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9809272A FR2781570B1 (fr) 1998-07-21 1998-07-21 Dispositif de detection des defauts superficiels de bandes metalliques en defilement

Publications (2)

Publication Number Publication Date
FR2781570A1 FR2781570A1 (fr) 2000-01-28
FR2781570B1 true FR2781570B1 (fr) 2000-08-25

Family

ID=9528826

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9809272A Expired - Fee Related FR2781570B1 (fr) 1998-07-21 1998-07-21 Dispositif de detection des defauts superficiels de bandes metalliques en defilement

Country Status (6)

Country Link
US (1) US6232617B1 (fr)
EP (1) EP0974833A1 (fr)
JP (1) JP2000046752A (fr)
BR (1) BR9902830A (fr)
CA (1) CA2277935A1 (fr)
FR (1) FR2781570B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19930173A1 (de) * 1999-06-30 2001-01-04 Parsytec Comp Gmbh Verfahren und Vorrichtung zur prozeßoptimierenden Einstellung von Parametern eines Produktionsprozesses
US6948347B2 (en) * 2003-01-24 2005-09-27 Isg Technologies Inc. Graphical rolled steel sheet flatness display and method of using same
JP4174582B2 (ja) * 2004-03-29 2008-11-05 ジヤトコ株式会社 金属表面の検査装置
DE102005023270A1 (de) * 2005-05-20 2006-11-23 Sms Demag Ag Verfahren und Vorrichtung zur Herstellung eines Metallbandes
FR2887028B1 (fr) 2005-06-14 2007-12-21 Vai Sias Soc Par Actions Simpl Procede et dispositif optiques de detection de defauts de surface et de structure d'un produit long en defilememnt
DE102006009482A1 (de) 2006-02-27 2007-09-06 Hauni Maschinenbau Ag Optische Kontrolle von Produkten der Tabak verarbeitenden Industrie
FR2915118B1 (fr) * 2007-04-18 2009-06-05 Siemens Vai Metals Tech Sas Procede de nettoyage de cylindre de laminoir et dispositif correspondant
WO2010006895A1 (fr) * 2008-07-16 2010-01-21 Siemens Aktiengesellschaft Procédé de conduite d'un dispositif de traitement d'un feuillard métallique et installation de traitement d'un feuillard métallique
EP3304053B1 (fr) 2015-06-02 2023-08-09 Sapotech OY Procédé et appareil pour déterminer des caractéristiques de surface chaude
DE102016103070A1 (de) * 2016-02-22 2017-08-24 Texmag Gmbh Vertriebsgesellschaft Inspektions- und/oder Bahnbeobachtungsvorrichtung, Verwendung einer Anordnung als Hintergrundblende oder Durchlichtsender in der Inspektions- und/oder der Bahnbeobachtungsvorrichtung und Verfahren zum Betreiben der Inspektions- und/oder Bahnbeobachtungsvorrichtung
CN108254321B (zh) * 2018-01-18 2023-06-23 广东嘉元科技股份有限公司 一种铜箔表面色差修复的处理方法
CN109374638B (zh) * 2018-12-18 2022-01-18 深圳市鼎源检测技术有限公司 一种基于机器视觉的木地板表面检测装置及其检测方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58204356A (ja) * 1982-05-24 1983-11-29 Kawasaki Steel Corp 金属物体表面探傷方法
JPS60179639A (ja) * 1984-02-28 1985-09-13 Kawasaki Steel Corp 熱間金属材料の表面欠陥検出方法
US5359454A (en) * 1992-08-18 1994-10-25 Applied Physics Research, L.P. Apparatus for providing autostereoscopic and dynamic images
IT1273968B (it) * 1995-02-24 1997-07-11 Finmeccanica Spa Apparecchiatura per il rilevamento ottico di difetti superficiali in particolare per nastri laminati
GB9614073D0 (en) * 1996-07-04 1996-09-04 Surface Inspection Ltd Visual inspection apparatus
EP0898163B1 (fr) * 1997-08-22 2000-11-08 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Procédé et appareil d'inspection automatique des surfaces en mouvement

Also Published As

Publication number Publication date
BR9902830A (pt) 2000-03-28
JP2000046752A (ja) 2000-02-18
EP0974833A1 (fr) 2000-01-26
CA2277935A1 (fr) 2000-01-21
US6232617B1 (en) 2001-05-15
FR2781570A1 (fr) 2000-01-28

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Legal Events

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